diff options
| -rw-r--r-- | pkg/server/server.go | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/pkg/server/server.go b/pkg/server/server.go index 0e96c73c..4aba3b50 100644 --- a/pkg/server/server.go +++ b/pkg/server/server.go @@ -1780,7 +1780,12 @@ func (server *BgpServer) fixupApiPath(vrfId string, pathList []*table.Path) erro // MAC Mobility Extended Community paths := server.globalRib.GetBestPathList(table.GLOBAL_RIB_NAME, 0, []bgp.RouteFamily{bgp.RF_EVPN}) if m := getMacMobilityExtendedCommunity(r.ETag, r.MacAddress, paths); m != nil { - path.SetExtCommunities([]bgp.ExtendedCommunityInterface{m}, false) + pm := getMacMobilityExtendedCommunity(r.ETag, r.MacAddress, []*table.Path{path}) + if pm == nil { + path.SetExtCommunities([]bgp.ExtendedCommunityInterface{m}, false) + } else if pm != nil && pm.Sequence < m.Sequence { + return fmt.Errorf("Invalid MAC mobility sequence number") + } } case *bgp.EVPNEthernetSegmentRoute: // RFC7432: BGP MPLS-Based Ethernet VPN |